package thread;

import java.util.TreeMap;

public class ThreadDemo14 {
    public static void main(String[] args) throws InterruptedException {
        Thread t = new Thread(() -> {
           for(int i = 0; i < 5; i++) {
               System.out.println("我是一个线程,正在工作中...");
               try {
                   Thread.sleep(1000);
               }catch (InterruptedException e) {
                   e.printStackTrace();
               }
           }
            System.out.println("线程执行结束");
        });
        t.start();

        t.join();
        System.out.println("这是主线程,期望这个日志在 t 结束后打印");
    }
}
